Finding the Fourth Proportional to 2,807.39, 3,874.16 and 1,548.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,807.39 : 3,874.16 = 1,548.42 : x
2. Step 2: Convert to fraction form
   2,807.39/3,874.16 = 1,548.42/x
3. Step 3: Cross multiply
   2,807.39x = 3,874.16 × 1,548.42
4. Step 4: Simplify right side
   2,807.39x = 5,998,826.83
5. Step 5: Solve for x
   x = 5,998,826.83/2,807.39
6. Step 6: Final answer
   x = 2,136.80